<template>
  <div class="app-container">
    <el-row :gutter="20">
      <splitpanes :horizontal="this.$store.getters.device === 'mobile'" class="default-theme">
        <!--部门数据-->
        <pane size="16">
          <el-col>
            <div class="head-container">
              <el-input v-model="menuName" placeholder="请输入菜单名称" clearable size="small" prefix-icon="el-icon-search" style="margin-bottom: 20px" />
            </div>
            <div class="head-container">
              <el-tree :data="menuOptions" :props="defaultProps" :expand-on-click-node="false" :filter-node-method="filterNode" ref="tree" node-key="id" default-expand-all highlight-current @node-click="handleNodeClick" />
            </div>
          </el-col>
        </pane>
        <!--用户数据-->
        <pane size="84">
          <el-col>
            <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
              <el-form-item label="菜单名称" prop="menuName">
                <el-input v-model="queryParams.menuName" placeholder="请输入菜单名称" clearable style="width: 240px" @keyup.enter.native="handleQuery" />
              </el-form-item>
              <el-form-item label="内容标签" prop="contentLabel">
                <el-input v-model="queryParams.contentLabel" placeholder="请输入内容标签" clearable style="width: 240px" @keyup.enter.native="handleQuery" />
              </el-form-item>
              <el-form-item label="状态" prop="contentStatus">
                <el-select v-model="queryParams.contentStatus" placeholder="状态" clearable style="width: 240px">
                  <el-option v-for="dict in dict.type.content_status" :key="dict.value" :label="dict.label" :value="dict.value" />
                </el-select>
              </el-form-item>
              <el-form-item label="创建时间">
                <el-date-picker v-model="dateRange" style="width: 240px" value-format="yyyy-MM-dd" type="daterange" range-separator="-" start-placeholder="开始日期" end-placeholder="结束日期"></el-date-picker>
              </el-form-item>
              <el-form-item>
                <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
                <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
              </el-form-item>
            </el-form>

            <el-row :gutter="10" class="mb8">
              <el-col :span="1.5">
                <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd" v-hasPermi="['system:content:query']">新增</el-button>
              </el-col>
              <el-col :span="1.5">
                <el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate" v-hasPermi="['system:user:edit']">修改</el-button>
              </el-col>
              <el-col :span="1.5">
                <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete" v-hasPermi="['system:user:remove']">删除</el-button>
              </el-col>
<!--              <el-col :span="1.5">-->
<!--                <el-button type="info" plain icon="el-icon-upload2" size="mini" @click="handleImport" v-hasPermi="['system:user:import']">导入</el-button>-->
<!--              </el-col>-->
<!--              <el-col :span="1.5">-->
<!--                <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport" v-hasPermi="['system:user:export']">导出</el-button>-->
<!--              </el-col>-->
              <right-toolbar :showSearch.sync="showSearch" @queryTable="getList" :columns="columns"></right-toolbar>
            </el-row>

            <el-table v-loading="loading" :data="contentList" @selection-change="handleSelectionChange">
              <el-table-column type="selection" width="50" align="center"/>
              <el-table-column label="菜单编号" align="center" key="menuId" prop="menuId" v-if="columns[0].visible"  width="80"/>
              <el-table-column label="菜单名称" align="center" key="menuName" prop="menuName" v-if="columns[1].visible" :show-overflow-tooltip="true" />
              <el-table-column label="内容标签" align="center" key="contentLabel" prop="contentLabel" v-if="columns[2].visible" :show-overflow-tooltip="true" />
              <el-table-column label="内容类型" align="center" key="contentType" v-if="columns[3].visible" :show-overflow-tooltip="true">
                <template slot-scope="scope">
                  <dict-tag :options="dict.type.content_type" :value="scope.row.contentType"/>
                </template>
              </el-table-column>

              <el-table-column label="值" align="center" key="contentValue" prop="contentValue" v-if="columns[4].visible" width="350" />
              <el-table-column label="排序" align="center" key="orderNum" prop="orderNum" v-if="columns[5].visible" width="80" />
              <el-table-column label="状态" align="center" key="contentStatus" prop="contentStatus" v-if="columns[6].visible" >
                <template slot-scope="scope">
                  <el-switch v-model="scope.row.contentStatus"
                             :active-value="0" :inactive-value="1" @change="handleStatusChange(scope.row)"></el-switch>
                </template>
              </el-table-column>
              <el-table-column label="操作" align="center" width="160" class-name="small-padding fixed-width">
                <template slot-scope="scope" v-if="scope.row.userId !== 1">
                  <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)" v-hasPermi="['system:user:edit']">修改</el-button>
                  <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)" v-hasPermi="['system:user:remove']">删除</el-button>

                </template>
              </el-table-column>
            </el-table>

            <pagination v-show="total > 0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize" @pagination="getList" />
          </el-col>
        </pane>
      </splitpanes>
    </el-row>

    <!-- 添加或修改内容配置对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="600px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-row>
          <el-col :span="12">
            <el-form-item label="菜单名称" prop="menuId">
              <treeselect v-model="form.menuId" :options="menuOptions" :show-count="true" placeholder="请选择归属部门" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="内容标签" prop="contentLabel">
              <el-input v-model="form.contentLabel" placeholder="请输入菜单名称" maxlength="30" />
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="12">
            <el-form-item label="内容类型" prop="contentType">
              <el-select v-model="form.contentType" placeholder="内容类型">
                <el-option v-for="dict in dict.type.content_type" :key="dict.value" :label="dict.label" :value="parseInt(dict.value)"></el-option>
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="排序" prop="orderNum">
              <el-input-number v-model="form.orderNum" controls-position="right" :min="0" />
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="12">
            <el-form-item label="状态">
              <el-select v-model="form.contentStatus" placeholder="状态">
                <el-option v-for="dict in dict.type.content_status" :key="dict.value" :label="dict.label" :value="parseInt(dict.value)"></el-option>
              </el-select>
            </el-form-item>
          </el-col>
        </el-row>

        <el-row v-if="form.contentType === 0">
          <el-col :span="24">
            <el-form-item label="值">
              <el-input v-model="form.contentValue" type="textarea" placeholder="请输入内容"></el-input>
            </el-form-item>
          </el-col>
        </el-row>

        <el-row v-if="form.contentType === 1">
          <el-col :span="24">
            <el-form-item label="路径">
              <el-select v-model="form.contentUrl" placeholder="路径">
                <el-option v-for="dict in dict.type.content_url" :key="dict.value" :label="dict.label" :value="dict.label"></el-option>
              </el-select>
            </el-form-item>
          </el-col>
        </el-row>

        <el-row v-if="form.contentType === 1">
          <el-col :span="24" align="center">
<!--            <el-form-item label="图片">-->
              <el-upload
                ref="upload"
                :limit="1"
                accept=".png, .jpg, .image"
                action=""
                :on-remove="handleRemove"
                :on-change="uploadFile"
                :file-list="fileList"
                :auto-upload="false" drag>
                <i class="el-icon-upload"></i>
                <div class="el-upload__text">将图片拖到此处，或<em>点击上传</em></div>
              </el-upload>
<!--            </el-form-item>-->
          </el-col>
        </el-row>

        <el-row v-if="form.contentType === 2">
          <el-col :span="12">
            <el-form-item label="按钮名称" prop="contentValue">
              <el-input v-model="form.contentValue" placeholder="请输入按钮名称" maxlength="30" />
            </el-form-item>
          </el-col>
        </el-row>

        <el-row v-if="form.contentType === 3">
          <el-col :span="24">
            <el-form-item label="Url" prop="contentValue">
              <el-input v-model="form.contentValue" placeholder="请输入Url" />
            </el-form-item>
          </el-col>
        </el-row>

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>

  </div>
</template>

<script>
import {
  listContent,
  getLtdContent,
  delContent,
  addContent,
  updateContent,
  menuTreeSelect, changeContentStatus
} from '@/api/ltd_web/content'
import { getToken } from "@/utils/auth";
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
import { Splitpanes, Pane } from "splitpanes";
import "splitpanes/dist/splitpanes.css";

export default {
  name: "Content",
  dicts: ['content_status','content_type','content_url'],
  components: { Treeselect, Splitpanes, Pane },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 用户表格数据
      contentList: null,
      // 弹出层标题
      title: "",
      // 菜单树选项
      menuOptions: undefined,
      // 是否显示弹出层
      open: false,
      // 菜单名称
      menuName: undefined,
      // 默认密码
      initPassword: undefined,
      // 日期范围
      dateRange: [],
      // 岗位选项
      postOptions: [],
      // 角色选项
      roleOptions: [],
      // 表单参数
      form: {},
      fileList:[],
      defaultProps: {
        children: "children",
        label: "label"
      },
      // // 用户导入参数
      // upload: {
      //   // 是否显示弹出层（用户导入）
      //   open: false,
      //   // 弹出层标题（用户导入）
      //   title: "",
      //   // 是否禁用上传
      //   isUploading: false,
      //   // 是否更新已经存在的图片数据
      //   updateSupport: 0,
      //   // 设置上传的请求头部
      //   headers: { Authorization: "Bearer " + getToken() },
      //   // 上传的地址
      //   url: process.env.VUE_APP_BASE_API + "/ltd_web/content/importData"
      // },
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        contentName: undefined,
        contentLabel: undefined,
        contentStatus: undefined,
        menuId: undefined
      },
      // 列信息
      columns: [
        { key: 0, label: `菜单编号`, visible: true },
        { key: 1, label: `菜单名称`, visible: true },
        { key: 2, label: `内容标签`, visible: true },
        { key: 3, label: `内容类型`, visible: true },
        { key: 4, label: `值`, visible: true },
        { key: 5, label: `排序`, visible: true },
        { key: 6, label: `状态`, visible: true }
      ],
      // 表单校验
      rules: {
        menuId: [
          { required: true, message: "菜单名称不能为空", trigger: "blur" },
        ],
        contentType: [
          { required: true, message: "内容类型不能为空", trigger: "blur" }
        ],
        orderNum: [
          { required: true, message: "不能为空", trigger: "blur" },
          { pattern: /^[^<>"'|\\]+$/, message: "不能包含非法字符：< > \" ' \\\ |", trigger: "blur" }
        ],
        contentStatus: [
          { required: true, message: "不能为空", trigger: "blur" },
        ],
        contentUrl: [
          { required: true, message: "不能为空", trigger: "blur" },
        ]
      }
    };
  },
  watch: {
    // 根据名称筛选菜单树
    menuName(val) {
      this.$refs.tree.filter(val);
    }
  },
  created() {
    this.getList();
    this.getMenuTree();
  },
  methods: {
    /** 查询用户列表 */
    getList() {
      this.loading = true;
      listContent(this.addDateRange(this.queryParams, this.dateRange)).then(response => {
          this.contentList = response.rows;
          this.total = response.total;
          this.loading = false;
        }
      );
    },
    /** 查询部门下拉树结构 */
    getMenuTree() {
      menuTreeSelect().then(response => {
        this.menuOptions = response.data;
      });
    },
    // 筛选节点
    filterNode(value, data) {
      if (!value) return true;
      return data.label.indexOf(value) !== -1;
    },
    // 节点单击事件
    handleNodeClick(data) {
      this.queryParams.menuId = data.id;
      this.handleQuery();
    },
    // 内容状态修改
    handleStatusChange(row) {
      let text = row.contentStatus === 0 ? "启用" : "停用";
      this.$modal.confirm('确认要"' + text + '""' + row.contentLabel + '"内容吗？').then(function() {
        return changeContentStatus(row.contentId, row.contentStatus);
      }).then(() => {
        this.$modal.msgSuccess(text + "成功");
      }).catch(function() {
        row.contentStatus = row.contentStatus === "0" ? "1" : "0";
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        contentId: null,
        menuId: null,
        contentName: null,
        contentStatus: null,
        contentValue: null,
        contentUrl: null,
        postIds: [],
        roleIds: []
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.dateRange = [];
      this.resetForm("queryForm");
      this.queryParams.menuId = undefined;
      this.$refs.tree.setCurrentKey(null);
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.contentId);
      this.single = selection.length != 1;
      this.multiple = !selection.length;
    },

    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      getLtdContent(-1).then(response => {
        this.postOptions = response.posts;
        this.roleOptions = response.roles;
        this.open = true;
        this.title = "添加内容";

      });
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const contentId = row.contentId || this.ids;
      getLtdContent(contentId).then(response => {
        this.form = response.data;
        this.fileList = [];
        this.postOptions = response.posts;
        this.roleOptions = response.roles;
        this.open = true;
        this.title = "修改内容";

      });
    },

    /** 提交按钮 */
    submitForm: function() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          const formData = new FormData();
          formData.append('str', JSON.stringify(this.form));
          if(parseInt(this.form.contentType) === 1){
            formData.append('file', this.fileList[0].raw);
          }else {
            // 创建一个空的 Blob 对象（代表没有内容的二进制数据）
            const emptyBlob = new Blob([], { type: 'application/octet-stream' });

            // 使用 File 构造函数创建一个 File 对象，这里我们给文件命名为 "empty.txt"
            const emptyFile = new File([emptyBlob], 'empty.txt', {
              type: 'application/octet-stream',
              lastModified: Date.now() // 可选，设置文件的最后修改时间
            });
            formData.append('file',emptyFile );
          }
          console.log(this.form.contentId)
          if (this.form.contentId !== null) {
            updateContent(formData).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addContent(formData).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const contentIds = row.contentId || this.ids;
      this.$modal.confirm('是否确认删除用户编号为"' + contentIds + '"的数据项？').then(function() {
        return delContent(contentIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },

    uploadFile(file,fileList){
      // this.fileList[0]  = file;
      this.fileList = fileList;
      console.log('2222',this.fileList)
    },
    handleRemove(){
      this.fileList = [];
    },

  }
};
</script>
